HP Z420 Installation Manual page 8

Figure 6 Attaching the data cable
3.
Attach any subsequent hard drives to ports 1 through 3 on the RAID controller card as shown in
Figure 3 SAS/SATA data ports and hard drive LED connector on page 6.
4. Continue with Connecting the hard drive LED activity indicator on page 9.
8 LSI SAS RAID Host Bus Adapter installation